xref: /petsc/src/sys/tests/ex11.c (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brown 
2*c4762a1bSJed Brown static char help[] = "Tests PetscSynchronizedPrintf() and PetscSynchronizedFPrintf().\n\n";
3*c4762a1bSJed Brown 
4*c4762a1bSJed Brown #include <petscsys.h>
5*c4762a1bSJed Brown 
6*c4762a1bSJed Brown int main(int argc,char **argv)
7*c4762a1bSJed Brown {
8*c4762a1bSJed Brown   PetscMPIInt    rank;
9*c4762a1bSJed Brown   PetscErrorCode ierr;
10*c4762a1bSJed Brown 
11*c4762a1bSJed Brown   ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr;
12*c4762a1bSJed Brown   ierr = MPI_Comm_rank(PETSC_COMM_WORLD,&rank);CHKERRQ(ierr);
13*c4762a1bSJed Brown 
14*c4762a1bSJed Brown   ierr = PetscSynchronizedPrintf(PETSC_COMM_WORLD,"Greetings from %d\n",rank);CHKERRQ(ierr);
15*c4762a1bSJed Brown   ierr = PetscSynchronizedFlush(PETSC_COMM_WORLD,PETSC_STDOUT);CHKERRQ(ierr);
16*c4762a1bSJed Brown 
17*c4762a1bSJed Brown   ierr = PetscSynchronizedFPrintf(PETSC_COMM_WORLD,PETSC_STDOUT,"Greetings again from %d\n",rank);CHKERRQ(ierr);
18*c4762a1bSJed Brown   ierr = PetscSynchronizedFlush(PETSC_COMM_WORLD,PETSC_STDOUT);CHKERRQ(ierr);
19*c4762a1bSJed Brown 
20*c4762a1bSJed Brown   ierr = PetscFinalize();
21*c4762a1bSJed Brown   return ierr;
22*c4762a1bSJed Brown }
23*c4762a1bSJed Brown 
24*c4762a1bSJed Brown 
25*c4762a1bSJed Brown 
26*c4762a1bSJed Brown /*TEST
27*c4762a1bSJed Brown 
28*c4762a1bSJed Brown    test:
29*c4762a1bSJed Brown       nsize: 3
30*c4762a1bSJed Brown 
31*c4762a1bSJed Brown TEST*/
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